ANDROID: add support for clang Control Flow Integrity (CFI)

This change adds the CONFIG_CFI_CLANG option, CFI error handling,
and a faster look-up table for cross module CFI checks.

Bug: 67506682
Bug: 133186739
Change-Id: Ic009f0a629b552a0eb16e6d89808c7029e91447d
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
This commit is contained in:
Sami Tolvanen
2019-04-25 16:09:05 -07:00
committed by Alistair Strachan
parent 2e449d9900
commit 4976b0dad5
13 changed files with 446 additions and 2 deletions

View File

@@ -47,7 +47,7 @@
/* These are for everybody (although not all archs will actually
discard it in modules) */
#define __init __section(.init.text) __cold __latent_entropy __noinitretpoline
#define __init __section(.init.text) __cold __latent_entropy __noinitretpoline __nocfi
#define __initdata __section(.init.data)
#define __initconst __section(.init.rodata)
#define __exitdata __section(.exit.data)